JP2008143359A - Automobile interior structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an automobile interior structure manufactured at low cost and having light weight. <P>SOLUTION: The automobile interior structure comprises a vehicle body panel 2; an interior member 3 covering a cabin interior RM side of the vehicle body panel 2 and supporting the vehicle body panel 2 via a predetermined clearance 6; and a bracket 4 having one side 4a supporting the vehicle body panel 2 and the other side 4b supporting the interior member 3 to securely support the interior member 3 with respect to the vehicle body panel 2 even when the interior member 3 is pulled to the cabin interior RM side. Between the one side 4a and the other side 4b of the bracket 4, a plurality of bent parts 8 bendable only by a secondary collision load caused by side collision is formed. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an interior structure for an automobile that is designed to reduce the impact on an occupant riding the automobile when an impact is applied to the automobile from the side, such as during a side collision.

As such an automobile interior structure, a vehicle body panel, an interior member that covers the vehicle interior side of the vehicle body panel and is supported by the vehicle body panel through a predetermined gap, and one of the vehicle body panels are supported An initial load absorption that increases the amount of deformation at the initial stage of impact by supporting a base member with the other facing the interior member side, and supporting the base member with the base member together with the base member and the other close to the interior member (For example, refer patent document 1).
Japanese Patent Laid-Open No. 06-270670

  However, in such a conventional technique, since the base member and the initial load absorbing bracket overlap each other, the manufacturing cost may increase. In addition, since the base member and the initial load absorbing bracket are integrated by spot welding, the base member is a metal member, which is heavy in weight and may deteriorate fuel consumption.

  The present invention has been made by paying attention to such a conventional technique, and provides an automobile interior structure that is inexpensive in manufacturing cost and lightweight.

  The invention according to claim 1 is a vehicle body panel, an interior member that covers a vehicle interior side of the vehicle body panel and is supported by the vehicle body panel through a predetermined gap, and one of the vehicle body panels is supported by the vehicle body panel. In addition, an automobile interior structure comprising at least a bracket configured to support the interior member securely on a vehicle body panel even when the interior member is pulled toward the vehicle interior by supporting the other interior member. In addition, a plurality of bent portions that can be bent only by a secondary collision load due to a side collision are formed between one and the other of the bracket.

  The invention described in claim 2 is the automobile interior structure described in claim 1, characterized in that a slit is formed in the bent portion of the bracket.

  The invention described in claim 3 is the automobile interior structure according to claim 1 or 2, wherein the interior member is fixed between the other of the bracket and the bent portion on the other side. The mounting part which can be installed was formed.

  According to a fourth aspect of the present invention, there is provided an automobile interior structure according to any one of the first to third aspects, wherein the vehicle body is provided between an interior member and the other of the bracket by an opening formed in the interior member. The decorative member is formed by inserting an engaging portion that is inserted and locked on the panel side and in which a hand can be inserted, and the decorative member is fixed to the other of the brackets.

  According to the first aspect of the present invention, the vehicle body panel is supported on one side and the interior member is supported on the other side so that the interior member is securely supported on the vehicle body panel even when the interior member is pulled toward the vehicle interior side. Between one and the other of the brackets, a plurality of bent portions that can be bent only by a secondary collision load due to a side collision are formed, so that impact energy due to the secondary collision is generated by the bent portion formed on one bracket. The manufacturing cost is reduced and the weight is reduced while maintaining the absorbing function.

  According to invention of Claim 2, since the slit was formed in the bending part of the bracket, the impact energy absorption by a secondary collision increases more.

  According to the third aspect of the present invention, since the attachment portion that can be fixed to the interior member is formed between the other bracket and the bent portion on the other side, the interior member is pulled toward the vehicle interior side. Strength at the time of improvement.

  According to the fourth aspect of the present invention, an insertion portion is formed between the interior member and the other of the bracket so as to be inserted and locked to the vehicle body panel side from the opening formed in the interior member and to be inserted by the hand. Since the decorative member is interposed and the decorative member is fixed to the other of the bracket, when the hand is inserted into the insertion portion and the interior member is pulled toward the vehicle interior side, the tensile load is applied to the bracket. When the vehicle body panel is a door panel, the door panel is positively biased in the closing direction.

  A vehicle body panel and an interior member that covers the vehicle interior side of the vehicle body panel and is supported by the vehicle body panel through a predetermined gap for the purpose of providing a lightweight automotive interior structure that is inexpensive to manufacture. And a bracket that reliably supports the interior member on the vehicle body panel even if the interior member is pulled toward the interior of the vehicle by supporting one on the vehicle body panel and the other on the interior member. This is an interior structure for an automobile that is configured at least, and is realized by forming a plurality of bent portions that can be bent only by a secondary collision load caused by a side collision between one and the other of the brackets. Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  1 to 4 are views showing a first embodiment of the present invention. FIG. 1 is an exploded perspective view showing a state before an interior member 3 is attached to a door inner panel 2 which is a “body panel” of an automotive interior structure 1 to which the present invention is applied. FIG. 2 is an exploded perspective view showing the relationship between the bracket 4 of the automobile interior structure 1 shown in FIG. 1 and the pull handle 5 that is a “decorative member”. FIG. 3 is a longitudinal sectional view showing a state in which the interior member 3 is attached to the door inner panel 2 of the automobile interior structure 1 shown in FIG. 4 is an enlarged cross-sectional view of a main part of FIG.

  The interior member 3 covers the vehicle interior RM side of the door inner panel 2 and is supported by the door inner panel 2 through a predetermined gap 6. One of the brackets 4 a is supported by being screwed to the door inner panel 2 with screws 7. The other 4b of the bracket 4 is screwed to and supported by the interior member 3 with the screws 7. The one side 4 a and the other side 4 b are integrally formed by the connecting portion 4 c of the bracket 4. In this state, even if the interior member 3 is pulled toward the vehicle interior RM, the interior member 3 holds the position where the interior member 3 is reliably supported via the bracket 4 on the door inner panel 2.

  A plurality of bent portions 8 and 8 that can be bent only by a secondary collision load due to a side collision are formed between one side 4a of the bracket 4 and the connecting portion 4c and between the connecting portion 4c and the other 4b. Become.

  Between the interior member 3 and the other 4b of the bracket 4, there is a pull handle 5 which is inserted into the door inner panel 2 side from an opening 9 formed in the interior member 3 and is locked to the opening 9 by a claw 10. Intervening. The pull handle 5 includes a box portion 11 and a flange portion 13 formed at an edge portion of the insertion portion 12 of the box portion 11 into which an occupant's hand (not shown) can be inserted. Since the bottom portion 11a of the box portion 11 is fixed to the screw 7 on the other 4b of the bracket 4, the pull handle 5 is fixed to the door inner panel 2 and also to the interior member 3.

  A stepped portion 14 is formed on the bottom portion 11a of the box portion 11, and the head of the screw 7 is buried in the stepped portion 14 so that the bottom portion 11a has a smooth shape.

  Various switches 15 are disposed on the flange portion 13 on the front side FR of the insertion portion 12. The interior member 3 in which the pull handle 5 is disposed is formed with an armrest 16 protruding toward the room RM so that the elbow of the occupant can be supported. A pocket 17 is provided on the lower LWR of the armrest 16. And a speaker 18 is formed. A door outer panel 19 is disposed on the outside OS of the door inner panel 2.

  Therefore, since the present embodiment has such a configuration, by supporting one side 4a on the door inner panel 2 and supporting the other side 4b on the interior member 3, even if the interior member 3 is pulled toward the vehicle interior RM, A plurality of bent portions 8 and 8 that can be bent only by a secondary collision load due to a side collision are formed between one side 4a and the other side 4b of the bracket 4 that reliably supports the interior member 3 on the door inner panel 2. Therefore, the manufacturing cost is reduced and the weight is reduced while maintaining the function of absorbing impact energy due to the secondary collision by the bent portions 8 and 8 formed on the single bracket 4.

  Between the interior member 3 and the other 4b of the bracket 4, there is formed an insertion portion 12 that is inserted and locked to the door inner panel 2 side from an opening 9 formed in the interior member 3 and can be inserted by a hand. Since the pull handle 5 is interposed and the pull handle 5 is fixed to the other 4b of the bracket 4, when the hand is inserted into the insertion portion 12 and the interior member 3 is pulled toward the vehicle interior RM, The tensile load is applied to the other 4b side of the bracket 4 and pulls the door inner panel 2. Therefore, since the door inner panel 2 is a component of the door, the door is positively biased in the closing direction. .

  5 and 6 are views showing a second embodiment of the present invention. The main difference of the second embodiment from the first embodiment is the structure of the bracket. FIG. 5 is a perspective view of the bracket. FIG. 6 is an enlarged cross-sectional view corresponding to FIG. The same parts as those shown in FIGS. 1 to 4 are denoted by the same reference numerals, and redundant description is omitted.

  Reference numeral 24 denotes a bracket of this embodiment, and one side 24a of the bracket 24 is supported by being screwed to the door inner panel 2 with screws 7. The other 24 b of the bracket 24 is screwed to and supported by the pull handle 5 of the interior member 3 with the screw 7. The one portion 24 a and the other 24 b are integrally formed by the connecting portion 24 c of the bracket 24. In this state, even if the interior member 3 is pulled toward the vehicle interior RM, the interior member 3 holds the position where the interior member 3 is securely supported via the bracket 24 on the door inner panel 2.

  A plurality of bent portions 25 and 26 that can be bent only by a secondary collision load due to a side collision are formed between the one 24a and the connecting portion 24c of the bracket 24 and between the connecting portion 24c and the other 24b. Become. The bent portions 25 and 26 are formed with slits 32 that are long in the front-rear direction (front side FR and rear side RR).

  A notch 27 is formed in one of the brackets 24a and the connecting portion 24c, and the notch 27 is provided between the other 24b of the bracket 24 and the bent portion 26 on the other 24b side. The mounting portion 28 that faces is formed by cutting and raising. A screw 29 is inserted into the through hole 28 a formed in the mounting portion 28 by a tool 30, and a cut and raised piece 31 from the pull handle 5 supported by the interior member 3 is screwed and supported by the screw 29. Become.

  Accordingly, since the present embodiment has such a configuration, the pull handle 5 of the interior member 3 is mounted on the vehicle by supporting the one 24a on the door inner panel 2 and the other 24b on the pull handle 5 of the interior member 3. Even when pulled to the room RM side, the folding between the one 24a and the other 24b of the bracket 24 that reliably supports the interior member 3 on the door inner panel 2 can be bent only by a secondary collision load due to a side collision. Since a plurality of the bent portions 25 and 26 are formed, the manufacturing cost is reduced and the weight is reduced while maintaining the function of absorbing impact energy caused by the secondary collision by the bent portions 25 and 26 formed on one bracket 24. .

  Between the interior member 3 and the other 24b of the bracket 24, there is formed an insertion portion 12 which is inserted and locked to the door inner panel 2 side from the opening 9 formed in the interior member 3 and can be inserted by a hand. Since the pull handle 5 is interposed and fixed to the other 24b of the bracket 24, when the hand is inserted into the insertion portion 12 and the interior member 3 is pulled toward the vehicle interior RM, The pulling load is applied to the other 24b side of the bracket 24 and pulls the door inner panel 2. Therefore, since the door inner panel 2 is a component of the door, the door is urged in a surely closing direction. .

  Further, since the slits 32 are formed in the bent portions 25 and 26 of the bracket 24, the impact energy absorption due to the secondary collision is further increased.

  Further, between the other 24 b of the bracket 24 and the bent portion 26 on the other 24 b side, the cut and raised piece 31 cut and raised from the pull handle 5 of the interior member 3 can be screwed and supported by the screw 29. Since the mounting portion 28 is formed, the strength when the interior member 3 is pulled toward the vehicle interior RM is improved.

The disassembled perspective view which shows the state before attaching an interior member to the vehicle body panel of the interior structure for motor vehicles concerning 1st Example of this invention. The disassembled perspective view which shows the relationship between the bracket of the interior structure for motor vehicles shown in FIG. 1, and a decorative member. The longitudinal cross-sectional view which shows the state which attached the interior member to the vehicle body panel of the interior structure for motor vehicles shown in FIG. 3 is an enlarged cross-sectional view of the main part of FIG. The part equivalent perspective view of FIG. 2 concerning 2nd Example of this invention. FIG. 6 is a cross-sectional view corresponding to FIG. 4 in FIG. 5.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Interior structure for motor vehicles 2 Door inner panel which is a vehicle body panel 3 Interior member 4, 24 Bracket 4a, 24a Bracket one 4b, 24b Bracket other 4c, 24c Bracket connection part 5 Pull handle which is a decorative member 6 Gap 8, 25, 26 Bent part 9 Opening part 12 Pull handle insertion part 28 Mounting part 32 Slit RM Car interior

Claims (4)

A vehicle body panel, an interior member that covers the vehicle interior side of the vehicle body panel and is supported by the vehicle body panel through a predetermined gap, and supports the vehicle body panel on one side and supports the other on the interior member An interior structure for an automobile which is configured by at least a bracket formed by reliably supporting the interior member on a vehicle body panel even when the interior member is pulled toward the interior of the vehicle interior,
An interior structure for an automobile, wherein a plurality of bent portions that can be bent only by a secondary collision load due to a side collision are formed between one and the other of the brackets. The automobile interior structure according to claim 1,
An interior structure for an automobile, wherein a slit is formed in a bent portion of the bracket. The interior structure for an automobile according to claim 1 or 2,
An automobile interior structure characterized in that an attachment portion that can be fixed to the interior member is formed between the other side of the bracket and the bent portion on the other side. The automotive interior structure according to any one of claims 1 to 3,
A decorative member is formed between the interior member and the other of the bracket. The decorative member is formed with an insertion portion that is inserted and locked to the vehicle body panel side from an opening formed in the interior member and can be inserted by a hand. An interior structure for an automobile, wherein the decorative member is fixed to the other of the brackets.

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